Collapsible lectern



FIG. 1 is a rear, side and top perspective view of a collapsible lectern showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view of the lectern of FIGS. 1 and 2, the left side being a mirror image thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a front elevational view thereof. 

The ornamental design for a collapsible lectern, as shown and described. 